Directions: Choose the letter of the correct answer.
1. Which blood vessels carry oxygenated blood away from the heart? capillary superior vena cava PRETEST
A. Vein
B. artery
C. capillary
D superior vena cava
2. Why is valve important?
A. To regulate blood flow
C. For continuous blood circulation
B. To prevent the backward flow of blood
D. All of the above
3.Which of the chambers receives oxygenated blood from the lungs?
ARight atrium
B. Right ventricle
C.Left atrium
D.Left ventricle
4. Why is it important for the blood to go to the lungs?
A. To receive Oxygen
b. To give carbon dioxide
C. to deliver nutrients
D. All of the above
5. Identify the correct pathway of blood. A. RA-Aorta-RV-Lungs- LA-LV- SVC/IVC-PA- PV
B. IVC/SVC-RA-RV-PA- Lungs-PV -LA-LV- Aorta
C. IVC/SVC-RA-RV-PV-Lungs-PA-LA-LV-Aorta D. IVC/SVC-LA-LV-PA-Lungs-PV-RA-RV-Aorta
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Answer:
2.A
4.A
Explanation:
sorry 2 and 4 alam ko